               {:a :_ :b 1 :duration 1} [:static :sphere :alpha]
               {:a :_ :b 400 :duration 1} [:static :sphere :r])))
 
+     ;; show static language titles
      (let [angle (/ (* 2 PI) 3) ;; arc angle
            low 0.2]             ;; alpha of faded out title
        [;; show typescript

               (prev-slide!)
               (.preventDefault e))
      :right (do
               (next-slide!)
               (.preventDefault e))
      nil)))


  (draw-static! (:static @state))

  (draw-js-face! (:js-face @state))

  (draw-coffeescript! (:coffeescript @state))
  (draw-dart! (:dart @state))
  (draw-clojurescript! (:clojurescript @state))
  

  (restore!))
